variadic-templates

make_unique and perfect forwarding

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Why is there no std::make_unique function template in the standard C++11 library? I find std::unique_ptr<SomeUserDefinedType> p(new SomeUserDefinedType(1, 2, 3)); a bit verbose. Wouldn’t the following be much nicer? auto p = std::make_unique<SomeUserDefinedType>(1, 2, 3); This hides the new nicely and only mentions the type once. Anyway, here is my attempt at an implementation of make_unique: … Read more

“unpacking” a tuple to call a matching function pointer

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I’m trying to store in a std::tuple a varying number of values, which will later be used as arguments for a call to a function pointer which matches the stored types. I’ve created a simplified example showing the problem I’m struggling to solve: #include <iostream> #include <tuple> void f(int a, double b, void* c) { … Read more